CN110072220B - Bluetooth expansion equipment, Bluetooth device and Bluetooth expansion system - Google Patents
Bluetooth expansion equipment, Bluetooth device and Bluetooth expansion system Download PDFInfo
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- CN110072220B CN110072220B CN201910236204.8A CN201910236204A CN110072220B CN 110072220 B CN110072220 B CN 110072220B CN 201910236204 A CN201910236204 A CN 201910236204A CN 110072220 B CN110072220 B CN 110072220B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/14—Direct-mode setup
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Abstract
The embodiment of the invention discloses Bluetooth expansion equipment, a Bluetooth device and a Bluetooth expansion system, wherein the equipment comprises: the Bluetooth module is used for establishing Bluetooth connection with Bluetooth equipment and receiving and transmitting data through the Bluetooth connection; the USB interface is used for connecting equipment with a Bluetooth function and transmitting data, which is received by the Bluetooth module and sent by the Bluetooth equipment, to the equipment with the Bluetooth function under the control of the controller; the controller is used for acquiring the information of the equipment with the Bluetooth function through the USB interface and transmitting the data received by the Bluetooth module to the equipment with the Bluetooth function through the USB interface according to the information. Therefore, by using the scheme of the invention, the data of the equipment with the Bluetooth function can be synchronously controlled to be received and transmitted.
Description
Technical Field
The invention relates to the technical field of Bluetooth, in particular to Bluetooth expansion equipment, a Bluetooth device and a Bluetooth expansion system.
Background
Bluetooth (Bluetooth) is present in many products such as telephones, tablets, media players, robotic systems, handheld devices, laptops, game pads, and some high-quality headsets, modems, watches, etc. Bluetooth is suitable for simple applications where two devices are connected by the simplest configuration, such as buttons for headphones and remote controls. Bluetooth technology is useful for the transfer of information between two or more devices in close proximity under low bandwidth conditions. Bluetooth is commonly used for telephony voice transmissions (e.g., bluetooth headsets) or byte data transmissions (file transmissions) for handheld computer devices.
In the process of implementing the invention, the inventor of the invention finds that: the bluetooth is usually the symmetric connection between two bluetooth devices, can't connect a plurality of equipment of the same type simultaneously, can't manage a plurality of bluetooth connections in unison, also can't be through a plurality of bluetooth synchronous control terminal equipment of bluetooth.
Disclosure of Invention
In view of the above problems, embodiments of the present invention provide a bluetooth extension apparatus, a bluetooth device, and a bluetooth extension system that overcome or at least partially solve the above problems.
According to an aspect of the present invention, there is provided a bluetooth extension device including: bluetooth module, USB interface and controller, bluetooth module: the Bluetooth device is used for establishing Bluetooth connection with the Bluetooth device and receiving and transmitting data through the Bluetooth connection; the USB interface is as follows: the controller is used for controlling the Bluetooth module to receive data sent by the Bluetooth device and transmitting the data to the Bluetooth device under the control of the controller, so that the Bluetooth device synchronously sends the data to other Bluetooth devices through the Bluetooth module; the controller: the device is used for acquiring the information of the equipment with the Bluetooth function through the USB interface and transmitting the data received by the Bluetooth module to the equipment with the Bluetooth function through the USB interface according to the information.
Optionally, the USB interface is connected in series to the multiple devices with bluetooth function, and the controller transmits the data received by the bluetooth module to the multiple devices with bluetooth function through the USB interface according to the information.
Optionally, the acquiring, by the controller through the USB interface, information of the device with the bluetooth function includes: acquiring the state information of a Bluetooth module of the equipment; and the controller sends the acquired Bluetooth module state information of the equipment to the Bluetooth equipment establishing Bluetooth connection with the equipment through the Bluetooth module.
Optionally, the controller further includes: the controller acquires the Bluetooth module state information of the equipment with the Bluetooth function through the USB interface, and if the Bluetooth module of the equipment with the Bluetooth function is started, the controller transmits the data received by the Bluetooth module to the equipment with the Bluetooth function through the USB interface.
Optionally, the controller further includes: receiving control information received by the Bluetooth module; and transmitting the data received by the Bluetooth module to the corresponding equipment with the Bluetooth function according to the control information.
Optionally, the bluetooth expansion device further includes a power module, and the controller controls the power module to provide power for the device with bluetooth function.
According to another aspect of the present invention, there is provided a bluetooth apparatus including: a Bluetooth module: the Bluetooth expansion device is used for establishing Bluetooth connection with the Bluetooth equipment and transmitting data received by the USB public interface and sent by the Bluetooth expansion device to the Bluetooth terminal through the Bluetooth connection; USB male port: the Bluetooth module is used for being inserted into the Bluetooth expansion equipment and transmitting the received data sent by the Bluetooth expansion equipment to the Bluetooth module; USB female port: the USB interface is used for connecting equipment with a Bluetooth function and transmitting data received by the USB interface to the equipment with the Bluetooth function.
Optionally, the bluetooth device further includes a bluetooth switch for turning on or off the bluetooth module.
According to still another aspect of the present invention, there is provided a bluetooth extension system including: the bluetooth expansion device and the bluetooth apparatus; the Bluetooth expansion equipment is connected with the at least one Bluetooth device in series through the USB interface of the Bluetooth expansion equipment.
According to still another aspect of the present invention, there is provided a bluetooth extension system including: the mobile terminal, the Bluetooth expansion equipment, the Bluetooth device and the Bluetooth terminal matched with the Bluetooth device are provided; the mobile terminal is connected with the Bluetooth expansion equipment through Bluetooth; the Bluetooth expansion equipment is connected with the at least one Bluetooth device in series through a USB interface of the Bluetooth expansion equipment; the at least one Bluetooth device and the at least one Bluetooth terminal are connected through Bluetooth.
Optionally, the bluetooth expansion apparatus obtains bluetooth module status information of all bluetooth devices connected to the bluetooth expansion apparatus through the USB interface, and sends the bluetooth module status information to the mobile terminal. Optionally, the mobile terminal selects a bluetooth device for receiving data, and sends the selection information as control information to the bluetooth extension device.
In the embodiment of the invention, a Bluetooth module and Bluetooth equipment establish Bluetooth connection, and receive and transmit data through the Bluetooth connection; the USB interface is connected with equipment with a Bluetooth function, the controller acquires the information of the equipment with the Bluetooth function through the USB interface, and the data received by the Bluetooth module is transmitted to the equipment with the Bluetooth function through the USB interface according to the information. Therefore, the controller can control the data transmission and reception of the equipment with the Bluetooth function connected with the controller, the USB interface can be connected with a plurality of equipment with the Bluetooth function in series, and each equipment can be connected with a Bluetooth terminal through Bluetooth, so that a plurality of Bluetooth terminals can be synchronously controlled and managed.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
fig. 1 is a schematic structural diagram of a bluetooth expansion device according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a bluetooth device according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a bluetooth extension system according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of another bluetooth extension system according to an embodiment of the present invention;
fig. 5 is a schematic diagram illustrating synchronized playback of a bluetooth extension system according to an embodiment of the present invention.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
Fig. 1 shows a schematic structural diagram of a bluetooth expansion device according to an embodiment of the present invention. As shown in fig. 1, the bluetooth extension apparatus includes: a bluetooth module 10, a USB interface 11, and a controller 12. The bluetooth module 10 is configured to establish a bluetooth connection with a bluetooth device, and receive and transmit data through the bluetooth connection; the USB interface 11 is used to connect to a device with bluetooth function, and transmit data sent by the bluetooth device and received by the bluetooth module 10 to the device with bluetooth function under the control of the controller 12; the controller 12 is configured to obtain information of the device with the bluetooth function through the USB interface 11, and transmit data received by the bluetooth module 10 to the device with the bluetooth function through the USB interface 11 according to the information. The equipment with the Bluetooth function can be connected with a Bluetooth terminal in a Bluetooth mode, and the equipment with the Bluetooth function further synchronously sends the received data to the Bluetooth terminal connected with the Bluetooth terminal in the Bluetooth mode. And thus, the controller controls the data transmission and reception of the equipment according to the acquired information of the equipment with the Bluetooth function. The bluetooth device can be a mobile terminal such as a mobile phone, a tablet, a computer, etc.
It can be understood that: the USB interface 11 may be connected in series to a plurality of devices with bluetooth function, and the controller 12 may transmit data received by the bluetooth module to the plurality of devices with bluetooth function through the USB interface according to the information. Specifically, the USB interface 11 is connected to any one of the devices having the bluetooth function, and the remaining devices having the bluetooth function are connected in series through their own USB interfaces. The controller 12 transmits data to the plurality of devices with the bluetooth function synchronously through the USB interface 11, so as to realize synchronous control and management of the plurality of devices with the bluetooth function.
The controller 12 acquires the bluetooth module state information of the device having the bluetooth function through the USB interface 11, and if the bluetooth module of the device having the bluetooth function is turned on, transmits the data received by the bluetooth module 10 to the device having the bluetooth function through the USB interface 11.
The Bluetooth expansion equipment can be provided with a state monitoring table for monitoring the connection state of the equipment with the Bluetooth function and the Bluetooth terminal. If the Bluetooth module of the equipment with the Bluetooth function is started, the equipment with the Bluetooth function is connected with the Bluetooth terminal; if the Bluetooth module of the equipment with the Bluetooth function is closed, the connection state of the equipment with the Bluetooth function and the Bluetooth terminal is disconnected. The controller 12 may look up the status monitor table and select a bluetooth enabled device in the status monitor table that is in a connected state. The controller 12 further transmits the data received by the bluetooth module 10 to the bluetooth-enabled device through the USB interface 11.
In the embodiment of the present invention, the controller 12 obtains the status information of the bluetooth module of the device; and sending the acquired Bluetooth module state information of the equipment to the Bluetooth equipment establishing Bluetooth connection with the equipment through the Bluetooth module 10. Specifically, the controller 12 monitors the status information of the bluetooth module of the bluetooth-enabled device, and if a new bluetooth-enabled device is inserted, the controller 12 updates the status monitoring table, adds the bluetooth-enabled device and the status information of the bluetooth module to the status monitoring table, and simultaneously, the controller 12 notifies the bluetooth device through the bluetooth module 10.
In the embodiment of the present invention, control information is received by the bluetooth module 10; the controller 12 transmits the data received by the bluetooth module 10 to the corresponding device having the bluetooth function according to the control information. The control information may be used to indicate a bluetooth enabled device that needs to receive data. For example, when the USB interface 11 connects a plurality of devices having a bluetooth function in series, the controller 12 transmits only data received by the bluetooth module 10 to the device having a bluetooth function indicated in the control information according to the control information.
The data received by the bluetooth module 10 may include commands and/or data to be displayed or played, and after receiving the data transmitted through the USB interface 11, the device with bluetooth function may perform corresponding operations according to the received data. For example, when the data includes data indicating that the device with bluetooth function connects or disconnects the bluetooth connection with the bluetooth terminal, the controller 12 transmits the data received by the bluetooth module 10 to the corresponding device with bluetooth function according to the control information, and the device with bluetooth function connects or disconnects the bluetooth connection with the corresponding bluetooth terminal according to the received data, and the controller 12 modifies the status monitoring table correspondingly. When the data includes an instruction to execute a certain operation with the bluetooth terminal connected to the device with bluetooth function, the controller 12 transmits the data received by the bluetooth module 10 to the corresponding device with bluetooth function according to the control information, the device with bluetooth function further transmits the received data to the bluetooth terminal connected to the bluetooth terminal through bluetooth, and the bluetooth terminal executes a corresponding operation according to the received data. When the USB interface 11 is connected in series with a plurality of devices with bluetooth function, the controller 12 synchronously transmits the data received by the bluetooth module 10 to the corresponding plurality of devices with bluetooth function according to the control information, and the plurality of devices with bluetooth function further synchronously transmit the received data to the bluetooth terminal connected to the bluetooth terminal through bluetooth, and then the plurality of bluetooth terminals synchronously execute corresponding operations according to the received data.
The bluetooth expansion device further comprises a power module 13, and the controller 12 controls the power module 13 to supply power to the bluetooth-enabled device. Specifically, the controller 12 controls the power module 13 to supply power to all devices with bluetooth function connected in series with the USB interface 11 through the USB interface 11, so that the devices with bluetooth function do not need power components such as batteries, and have simple structure, low price, and capability of being expanded at any time.
In the embodiment of the invention, a Bluetooth module and Bluetooth equipment establish Bluetooth connection, and receive and transmit data through the Bluetooth connection; the USB interface is connected with equipment with a Bluetooth function, the controller acquires the information of the equipment with the Bluetooth function through the USB interface, and the data sent by the Bluetooth equipment and received by the Bluetooth module is transmitted to the equipment with the Bluetooth function through the USB interface according to the information. Therefore, the controller can control the data transmission and reception of the equipment with the Bluetooth function connected with the controller, the USB interface can be connected with a plurality of equipment with the Bluetooth function in series, and each equipment can be connected with a Bluetooth terminal through Bluetooth, so that a plurality of Bluetooth terminals can be synchronously controlled and managed.
Fig. 2 is a schematic structural diagram of a bluetooth device according to an embodiment of the present invention. As shown in fig. 2, the bluetooth apparatus includes: bluetooth module 20, public mouth 21 of USB and female mouth 22 of USB. The bluetooth module 20 is configured to establish a bluetooth connection with a bluetooth terminal, and receive and transmit data through the bluetooth connection; the USB male port 21 is used for being inserted into Bluetooth expansion equipment and transmitting received data to the Bluetooth module; the USB female port 22 is used for connecting a device with a Bluetooth function and transmitting data received by the USB male port 21 to the device with the Bluetooth function. The device with bluetooth function is another bluetooth apparatus with the same structure connected with the USB female port 22.
The USB male port 21 may be connected to the bluetooth expansion device in the previous embodiment, and is configured to receive data transmitted by the bluetooth expansion device. The USB male port 21 can also be connected to another adjacent bluetooth device with the same structure, and the USB male port 21 is inserted into a USB female port of the adjacent bluetooth device for receiving data transmitted by the adjacent bluetooth device through the USB female port. Through inserting the public mouth 21 of USB into the female mouth of USB of adjacent bluetooth device can realize a plurality of bluetooth device and establish ties, and then can realize the unlimited extension of bluetooth device.
The bluetooth apparatus of the embodiment of the present invention further includes a bluetooth switch 23 for turning on or off the bluetooth module 20. The bluetooth switch 23 turns on or off the bluetooth module 20 according to the data transmitted from the USB port 21, where the data includes a command for turning on or off the bluetooth module 20.
Fig. 3 is a schematic structural diagram of a bluetooth extension system according to an embodiment of the present invention. As shown in fig. 3, the bluetooth extension system includes: a bluetooth extension device 31 and a bluetooth apparatus 32. The specific structure and working principle of the bluetooth extension device are the same as those of the bluetooth extension device in the foregoing embodiment, and the specific structure and working principle of the bluetooth device are the same as those of the bluetooth device in the foregoing embodiment, which is not described herein again.
The bluetooth extension apparatus 31 is connected in series with at least one bluetooth device 32 through its USB interface. Specifically, the USB interface of the bluetooth expansion apparatus 31 is connected to the USB male port of the bluetooth device 32. When the bluetooth expansion apparatus 31 is connected in series with a plurality of bluetooth devices 32 through its USB interface, the USB interface of the bluetooth expansion apparatus 31 is connected with the USB male port of any one of the bluetooth devices 32, the USB female port of the bluetooth device 32 is connected with the USB male port of the adjacent bluetooth device, and so on, thereby realizing that the bluetooth expansion apparatus 31 is connected in series with a plurality of bluetooth devices. When transmitting data, the bluetooth expansion apparatus 31 transmits data to a plurality of bluetooth devices connected in series via the USB interface synchronously, so as to implement synchronous management and control of the plurality of bluetooth devices via the bluetooth expansion apparatus 31.
Fig. 4 is a schematic structural diagram illustrating a bluetooth extension system according to an embodiment of the present invention. As shown in fig. 4, the bluetooth extension system includes: a mobile terminal 41, a bluetooth extension device 42, a bluetooth arrangement 43 and at least one bluetooth terminal 44 matching the bluetooth arrangement 43. The mobile terminal 41 is connected with the Bluetooth expansion device 42 through Bluetooth; the bluetooth extension apparatus 42 is connected in series with the at least one bluetooth device 43 through its USB interface; the at least one bluetooth device 43 and the at least one bluetooth terminal 44 are connected via bluetooth.
In the embodiment of the present invention, the bluetooth extension device 42 may be connected in series with a plurality of bluetooth apparatuses 43 through a USB interface, specifically, the bluetooth extension device 42 is connected through any one of the bluetooth apparatuses 43 in the USB interface, and the other bluetooth apparatuses 43 are connected with adjacent bluetooth apparatuses through their own USB male ports and USB female ports, respectively. The bluetooth extension apparatus 42 receives data transmitted by the mobile terminal 41 through bluetooth, and synchronously transmits the data to the plurality of bluetooth devices 43 connected in series with the bluetooth extension apparatus through the USB interface, the plurality of bluetooth devices 43 synchronously transmit the data to the plurality of bluetooth terminals 44 through bluetooth, and the plurality of bluetooth terminals 44 perform synchronization processing according to the received data.
As shown in fig. 5, taking audio playing as an example, the mobile terminal 41 sends an audio playing command and audio data to the bluetooth expansion device 42 through bluetooth, the bluetooth expansion device 42 receives the audio playing command and the audio data, and then synchronously transmits the audio playing command and the audio data to the plurality of bluetooth devices 43 connected in series with the bluetooth expansion device, the plurality of bluetooth devices 43 synchronously transmits the audio playing command and the audio data to the bluetooth speakers 54 connected with the bluetooth expansion device through bluetooth, the plurality of bluetooth speakers 54 synchronously execute the audio playing command to play the audio data, so that the mobile terminal 41 can control the plurality of bluetooth speakers 54 to synchronously play the same music through the bluetooth expansion device 42, and achieve surround sound effect experience.
Specifically, the mobile terminal 41 transmits data through an Application (APP), and further controls and manages all bluetooth devices 43 and the bluetooth terminal 44 bluetooth-connected to the bluetooth devices 43 through the bluetooth extension device 42. The bluetooth terminals of the present embodiment refer to the bluetooth terminals 44 within a bluetooth signal transmission range. The bluetooth terminals 44 connected to the bluetooth devices 43 via bluetooth connections may be, but are not limited to, the same bluetooth terminal, or different bluetooth terminals, such as the bluetooth sound 54 described above. The mobile terminal 41 may be a mobile phone, a tablet, a computer, or the like. The bluetooth terminal 44 may be, but is not limited to, a robot, a stereo, etc.
The bluetooth expansion apparatus 42 obtains the bluetooth module status information of all the bluetooth devices 43 connected thereto through the USB interface, and sends the information to the mobile terminal 41. If the bluetooth expansion device 42 acquires the bluetooth module status information that the bluetooth device 43 disconnects or opens the bluetooth connection with the bluetooth terminal 44, the bluetooth expansion device 42 sends the bluetooth module status information to the mobile terminal 41, and notifies the mobile terminal 41 of updating the status. A status monitoring table may be provided in the bluetooth extension apparatus 42 to monitor the connection status of the bluetooth device 43 and the bluetooth terminal 44. In the status monitoring table, the name of the bluetooth device 43, the name of the bluetooth terminal 44, the connection status of the bluetooth device 43 and the bluetooth terminal 44, and the like are included. The status monitoring table may be synchronized to the mobile terminal 41. In the status monitoring table, if the bluetooth module in the bluetooth device 43 is turned on, the connection status between the bluetooth device 43 and the bluetooth terminal 44 is connected; if the bluetooth module of the bluetooth device 43 is turned off, the connection state of the bluetooth device 43 and the bluetooth terminal 44 is disconnected. In the embodiment of the present invention, the bluetooth extension apparatus 42 monitors the status information of the bluetooth module of the bluetooth device 43, and if a new bluetooth device 43 is inserted, the bluetooth extension apparatus 42 updates the status monitoring table, adds the bluetooth device 43 and the bluetooth module status information thereof to the status monitoring table, and simultaneously notifies the mobile terminal 41 through bluetooth.
In the embodiment of the present invention, the bluetooth extension apparatus 42 may further receive a control instruction sent by the mobile terminal 41, and transmit the control instruction to the bluetooth device 43, and the bluetooth device 43 connects or disconnects the bluetooth connection between the bluetooth device 43 and the corresponding bluetooth terminal 44 according to the control instruction, and meanwhile, the bluetooth extension apparatus 42 modifies the status monitoring table. After the bluetooth device 43 disconnects the bluetooth connection with the corresponding bluetooth terminal 44, the bluetooth device 43 only serves as a connection channel for connecting the two bluetooth devices 43. Wherein, the control command may instruct a certain bluetooth device 43 or all bluetooth devices 43 to connect or disconnect the bluetooth connection with the corresponding bluetooth terminal 44.
The mobile terminal 41 selects the bluetooth device 43 that receives data, and transmits the selection information as control information to the bluetooth extension apparatus 42. Applied to the bluetooth device 43 connected in series with the bluetooth expansion apparatus 42, only a part of the bluetooth device 43 transmits data to the bluetooth terminal 44 connected to it for processing. For example, during audio playing, the mobile terminal 41 selects a part of the bluetooth devices 43, sends the selection information to the bluetooth extension apparatus 42 as control information, the bluetooth extension apparatus 42 synchronously transmits data to the selected bluetooth devices 43 according to the control information, and the bluetooth devices 43 further synchronously transmit data to the bluetooth terminal 44 connected with the bluetooth for processing.
In an embodiment of the present invention, the bluetooth extension apparatus 42 may provide power to the bluetooth device 43 connected in series therewith. Specifically, the power module in the bluetooth expansion device 42 supplies power to all bluetooth devices 43 connected in series with the bluetooth expansion device through the USB interface, so that the bluetooth devices 43 do not need power components such as batteries, and the bluetooth expansion device has a simple structure and a low price, and can be expanded at any time.
It should be noted that: the bluetooth extension system may include a plurality of bluetooth extension apparatuses 42, each bluetooth extension apparatus 42 is connected in series with a plurality of bluetooth devices 43 through a USB interface, and each bluetooth device 43 may establish a bluetooth connection with a bluetooth terminal 44. Each bluetooth expansion apparatus 42 synchronously controls and manages a plurality of bluetooth devices 43 connected in series with it and bluetooth terminals 44 connected to bluetooth corresponding to the bluetooth devices 43. At the same time, the mobile terminal 41 synchronously controls and manages the corresponding bluetooth device 43 and bluetooth terminal 44 to perform corresponding operations through only one of the bluetooth extension apparatuses 42.
In the embodiment of the invention, a Bluetooth module and Bluetooth equipment establish Bluetooth connection, and receive and transmit data through the Bluetooth connection; the USB interface is connected with equipment with a Bluetooth function, the controller acquires the information of the equipment with the Bluetooth function through the USB interface, and the data sent by the Bluetooth equipment and received by the Bluetooth module is transmitted to the equipment with the Bluetooth function through the USB interface according to the information. Therefore, the controller can control the data transmission and reception of the equipment with the Bluetooth function connected with the controller, the USB interface can be connected with a plurality of equipment with the Bluetooth function in series, and each equipment can be connected with a Bluetooth terminal through Bluetooth, so that a plurality of Bluetooth terminals can be synchronously controlled and managed.
In the description provided herein, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
Similarly, it should be appreciated that in the foregoing description of exemplary embodiments of the invention, various features of the invention are sometimes grouped together in a single embodiment, figure, or description thereof for the purpose of streamlining the disclosure and aiding in the understanding of one or more of the various inventive aspects. However, the disclosed method should not be interpreted as reflecting an intention that: that the invention as claimed requires more features than are expressly recited in each claim. Rather, as the following claims reflect, inventive aspects lie in less than all features of a single foregoing disclosed embodiment. Thus, the claims following the detailed description are hereby expressly incorporated into this detailed description, with each claim standing on its own as a separate embodiment of this invention.
Those skilled in the art will appreciate that the modules in the device in an embodiment may be adaptively changed and disposed in one or more devices different from the embodiment. The modules or units or components of the embodiments may be combined into one module or unit or component, and furthermore they may be divided into a plurality of sub-modules or sub-units or sub-components. All of the features disclosed in this specification (including any accompanying claims, abstract and drawings), and all of the processes or elements of any method or apparatus so disclosed, may be combined in any combination, except combinations where at least some of such features and/or processes or elements are mutually exclusive. Each feature disclosed in this specification (including any accompanying claims, abstract and drawings) may be replaced by alternative features serving the same, equivalent or similar purpose, unless expressly stated otherwise.
Furthermore, those skilled in the art will appreciate that while some embodiments described herein include some features included in other embodiments, rather than other features, combinations of features of different embodiments are meant to be within the scope of the invention and form different embodiments. For example, in the following claims, any of the claimed embodiments may be used in any combination.
It should be noted that the above-mentioned embodiments illustrate rather than limit the invention, and that those skilled in the art will be able to design alternative embodiments without departing from the scope of the appended claims. In the claims, any reference signs placed between parentheses shall not be construed as limiting the claim. The word "comprising" does not exclude the presence of elements or steps not listed in a claim. The word "a" or "an" preceding an element does not exclude the presence of a plurality of such elements. The invention may be implemented by means of hardware comprising several distinct elements, and by means of a suitably programmed computer. In the unit claims enumerating several means, several of these means may be embodied by one and the same item of hardware. The usage of the words first, second and third, etcetera do not indicate any ordering. These words may be interpreted as names.
Claims (12)
1. A bluetooth extension device, comprising: a Bluetooth module, a USB interface and a controller,
the Bluetooth module is: the Bluetooth device is used for establishing Bluetooth connection with the Bluetooth device and receiving and transmitting data through the Bluetooth connection;
the USB interface is as follows: the controller is used for controlling the Bluetooth module to receive data sent by the Bluetooth device and transmitting the data to the Bluetooth device under the control of the controller, so that the Bluetooth device synchronously sends the data to other Bluetooth devices through the Bluetooth module;
the controller: the device is used for acquiring the information of the equipment with the Bluetooth function through the USB interface and transmitting the data received by the Bluetooth module to the equipment with the Bluetooth function through the USB interface according to the information.
2. The bluetooth expansion apparatus according to claim 1, wherein the USB interface connects a plurality of the bluetooth-enabled apparatuses in series, and the controller transmits data received by the bluetooth module to the plurality of the bluetooth-enabled apparatuses synchronously through the USB interface according to the information.
3. The bluetooth extension device of claim 1, wherein the controller acquires the information of the bluetooth-enabled device through the USB interface, comprising: acquiring the state information of a Bluetooth module of the equipment;
and the controller sends the acquired Bluetooth module state information of the equipment to the Bluetooth equipment establishing Bluetooth connection with the equipment through the Bluetooth module.
4. The bluetooth expansion device of claim 3, wherein the controller further comprises:
the controller acquires the Bluetooth module state information of the equipment with the Bluetooth function through the USB interface, and if the Bluetooth module of the equipment with the Bluetooth function is started, the controller transmits the data received by the Bluetooth module to the equipment with the Bluetooth function through the USB interface.
5. The bluetooth expansion device of claim 1, wherein the controller further comprises:
receiving control information received by the Bluetooth module;
and transmitting the data received by the Bluetooth module to the corresponding equipment with the Bluetooth function according to the control information.
6. The Bluetooth expansion device of any one of claims 1-5, further comprising a power module, wherein the controller controls the power module to provide power to the Bluetooth enabled device.
7. A bluetooth device, comprising:
USB male port: the Bluetooth module is used for being inserted into the Bluetooth expansion device of any one of claims 1-6 and transmitting the received data sent by the Bluetooth expansion device to the Bluetooth module;
USB female port: the USB interface is used for connecting equipment with a Bluetooth function and transmitting data received by the USB interface to the equipment with the Bluetooth function;
a Bluetooth module: the Bluetooth connection is used for establishing Bluetooth connection with a Bluetooth terminal, and transmitting the data received by the USB public interface and sent by the Bluetooth expansion equipment to the Bluetooth terminal through the Bluetooth connection.
8. The bluetooth device of claim 7, further comprising a bluetooth switch for turning on or off the bluetooth module.
9. A bluetooth extension system, comprising: the bluetooth extension device according to any one of claims 1 to 6 and at least one bluetooth apparatus according to any one of claims 7 to 8;
the Bluetooth expansion equipment is connected with the at least one Bluetooth device in series through the USB interface of the Bluetooth expansion equipment.
10. A bluetooth extension system, comprising: a mobile terminal, a bluetooth extension device according to any one of claims 1 to 6, at least one bluetooth apparatus according to any one of claims 7 to 8 and at least one bluetooth terminal adapted to the bluetooth apparatus according to any one of claims 7 to 8;
the mobile terminal is connected with the Bluetooth expansion equipment through Bluetooth;
the Bluetooth expansion equipment is connected with the at least one Bluetooth device in series through a USB interface of the Bluetooth expansion equipment;
the at least one Bluetooth device and the at least one Bluetooth terminal are connected through Bluetooth.
11. The bluetooth expansion system according to claim 10, wherein the bluetooth expansion apparatus acquires bluetooth module status information of all bluetooth devices connected thereto through the USB interface, and transmits the acquired bluetooth module status information to the mobile terminal.
12. The bluetooth extension system of claim 10, wherein the mobile terminal selects a bluetooth device that receives data and transmits the selection information as control information to the bluetooth extension apparatus.
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| CN201910236204.8A CN110072220B (en) | 2019-03-27 | 2019-03-27 | Bluetooth expansion equipment, Bluetooth device and Bluetooth expansion system |
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| CN201910236204.8A CN110072220B (en) | 2019-03-27 | 2019-03-27 | Bluetooth expansion equipment, Bluetooth device and Bluetooth expansion system |
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